Home / 20,140,199.43-30,231,427.59-17,849,347.31

Finding the Fourth Proportional to 20,140,199.43, 30,231,427.59 and 17,849,347.31

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Solution

The fourth proportional to 20,140,199.43, 30,231,427.59 and 17,849,347.31 is: 26,792,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,140,199.43 : 30,231,427.59 = 17,849,347.31 : x
  2. Step 2: Convert to fraction form
    20,140,199.43/30,231,427.59 = 17,849,347.31/x
  3. Step 3: Cross multiply
    20,140,199.43x = 30,231,427.59 × 17,849,347.31
  4. Step 4: Simplify right side
    20,140,199.43x = 539,611,250,579,869.12
  5. Step 5: Solve for x
    x = 539,611,250,579,869.12/20,140,199.43
  6. Step 6: Final answer
    x = 26,792,746.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.